Evolution of the shoreline around the Elwha River mouth, Washington, before, during and after dam removal, 2011–2017. Two large dams were removed from the Elwha River between 2011 and 2014 in the largest dam removal worldwide thus far, releasing more than 20 million tons of sediment downstream.
Images
Explore our planet through photography and imagery, including climate change and water all the way back to the 1800s when the USGS was surveying the country by horse and buggy.
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Evolution of shoreline around Elwha River mouth
Evolution of the shoreline around the Elwha River mouth, Washington, before, during and after dam removal, 2011–2017. Two large dams were removed from the Elwha River between 2011 and 2014 in the largest dam removal worldwide thus far, releasing more than 20 million tons of sediment downstream.
Florida SpeedRail ADV Mounts
A SonTek Argonaut mounting plate is fastened to 2" conduit using a structural pipe wall flange.
A SonTek Argonaut mounting plate is fastened to 2" conduit using a structural pipe wall flange.
Fog Over Glacial Ridge National Wildlife Refuge
Morning fog over beach ridges at Glacial Ridge National Wildlife Refuge
Morning fog over beach ridges at Glacial Ridge National Wildlife Refuge
Fog Over Glacial Ridge Refuge
Fog Over Glacial Ridge National Wildlife Refuge
Fog Over Glacial Ridge National Wildlife Refuge
Frozen wetland Orange, Massachusetts
Photo Contest Winner | Jan. 2020 | Honorable Mention
Frozen wetland Orange, Massachusetts
Photo Contest Winner | Jan. 2020 | Honorable Mention
Frozen wetland Orange, Massachusetts
Geologic map of the central-southeast flank of Mauna Loa
Geologic map of the central-southeast flank of Mauna LoaThe recently published "Geologic map of the central-southeast flank of Mauna Loa" (https://pubs.er.usgs.gov/publication/sim2932B), shown here, uses color to depict ages of geologic units, with warm colors denoting younger units and cool colors indicating older units.
Geologic map of the central-southeast flank of Mauna Loa
Geologic map of the central-southeast flank of Mauna LoaThe recently published "Geologic map of the central-southeast flank of Mauna Loa" (https://pubs.er.usgs.gov/publication/sim2932B), shown here, uses color to depict ages of geologic units, with warm colors denoting younger units and cool colors indicating older units.
Grass carp larvae
These images show grass carp larvae from the Maumee River. Characteristics of larval grass carp include overall length (left), skeletal muscle development (center) and presence of an eye spot that lacks pigmentation (right; pigment starting to develop on lower eye).
These images show grass carp larvae from the Maumee River. Characteristics of larval grass carp include overall length (left), skeletal muscle development (center) and presence of an eye spot that lacks pigmentation (right; pigment starting to develop on lower eye).
Groundwater Sampling, Glacial Ridge National Wildlife Refuge
Groundwater Sampling, Glacial Ridge National Wildlife RefugeUSGS technician Jody Hulne collects a groundwater nutrient sample at Glacial Ridge National Wildlife Refuge.
Groundwater Sampling, Glacial Ridge National Wildlife Refuge
Groundwater Sampling, Glacial Ridge National Wildlife RefugeUSGS technician Jody Hulne collects a groundwater nutrient sample at Glacial Ridge National Wildlife Refuge.
Hatching Baby Tortoise (GIF)
Animated GIF of a baby tortoise hatching out of its shell. Pulled from "The Heat is On: Desert Tortoises and Survival" video by Stephen M. Wessells.
Animated GIF of a baby tortoise hatching out of its shell. Pulled from "The Heat is On: Desert Tortoises and Survival" video by Stephen M. Wessells.
Head of the Meadow Beach, MA
Head of the Meadow Beach, Cape Cod National Seashore, Massachusetts
Head of the Meadow Beach, Cape Cod National Seashore, Massachusetts
Head of the Meadow Beach, MA
Head of the Meadow Beach, Cape Cod National Seashore, Massachusetts
Head of the Meadow Beach, Cape Cod National Seashore, Massachusetts
Health Assessment on northern snakehead fish
Dr.s Densmore and Henderson conducting a health assessment on a northern snakehead fish. This fish species is an air breather so health assessments out of water are not impossible to perform.
Dr.s Densmore and Henderson conducting a health assessment on a northern snakehead fish. This fish species is an air breather so health assessments out of water are not impossible to perform.
Hydro tech, Alex Wong, collecting stream flow data
Hydro tech, Alex Wong, collecting stream flow dataNortheast Region Photo Contest, August 2019, Honorable Mention
Hydro tech, Alex Wong, collecting stream flow data
Hydro tech, Alex Wong, collecting stream flow data
Hydro tech, Alex Wong, collecting stream flow dataNortheast Region Photo Contest, August 2019, Honorable Mention
Hydro tech, Alex Wong, collecting stream flow data
I-Beam and Sled ADVM Mount
A 4" aluminum I-beam is used allow an ADVM to be raised and lowered on a stainless steel sled. The I-beam also serves as a pedestal mount for electronics housing.
A 4" aluminum I-beam is used allow an ADVM to be raised and lowered on a stainless steel sled. The I-beam also serves as a pedestal mount for electronics housing.
I-beam and sled ADVM mount example 1
A 4" aluminum I-beam is used allow an ADVM to be raised and lowered on a stainless steel sled.
A 4" aluminum I-beam is used allow an ADVM to be raised and lowered on a stainless steel sled.
I-beam and sled ADVM mount example 2
A 4" aluminum I-beam is used allow an ADVM to be raised and lowered on a stainless steel sled.
A 4" aluminum I-beam is used allow an ADVM to be raised and lowered on a stainless steel sled.
Indiana Pier Mount
2" galvanzied pipe mated to a custom PVC clamp mount are used to fasten a horizontal ADVM.
2" galvanzied pipe mated to a custom PVC clamp mount are used to fasten a horizontal ADVM.
Island of Hawai‘i earthquakes since August 2019
About 1300 earthquakes with magnitudes greater than 1 and at depths over 20 km (12 mi) on and around the Island of Hawai‘i since August 2019 are depicted on this map. Most of the earthquakes were clustered beneath the southern edge of the island near the town of Pāhala.
About 1300 earthquakes with magnitudes greater than 1 and at depths over 20 km (12 mi) on and around the Island of Hawai‘i since August 2019 are depicted on this map. Most of the earthquakes were clustered beneath the southern edge of the island near the town of Pāhala.
Kentucky mount constructed from Speed Rail
Kentucky mount constructed from Speed Rail. This mount can be used to deploy Rio Grande, RiverPro, RioPro, and RiverSurveyor ADCPs.
Kentucky mount constructed from Speed Rail. This mount can be used to deploy Rio Grande, RiverPro, RioPro, and RiverSurveyor ADCPs.
Kīlauea summit water lake KW webcam images 11-1-2019 to 10-30-2020
Kīlauea summit water lake KW webcam images 11-1-2019 to 10-30-2020ANNIMATED GIF: This animated image file (GIF) of the Kīlauea summit water lake is a cropped version this file, showing a close-up view of the lake.
Kīlauea summit water lake KW webcam images 11-1-2019 to 10-30-2020
Kīlauea summit water lake KW webcam images 11-1-2019 to 10-30-2020ANNIMATED GIF: This animated image file (GIF) of the Kīlauea summit water lake is a cropped version this file, showing a close-up view of the lake.
Kīlauea summit water lake KW webcam images 11-1-2019 to 10-30-2020
Kīlauea summit water lake KW webcam images 11-1-2019 to 10-30-2020ANIMATED GIF: The KWcam webcam has been imaging the Kīlauea summit water lake for just over a year now, tracking visual changes in the lake including water level and color.
Kīlauea summit water lake KW webcam images 11-1-2019 to 10-30-2020
Kīlauea summit water lake KW webcam images 11-1-2019 to 10-30-2020ANIMATED GIF: The KWcam webcam has been imaging the Kīlauea summit water lake for just over a year now, tracking visual changes in the lake including water level and color.